What is Michael O'Brien's NPI number?

Michael O'Brien's National Provider Identifier (NPI) is 1164448635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Michael O'Brien's specialty?

Michael O'Brien is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is Michael O'Brien located?

Michael O'Brien's practice location on file with NPPES is 41 Locust St, Northampton, MA 01060-2000.

What is Michael O'Brien's phone number?

The practice phone number listed in the NPPES registry for Michael O'Brien is (413) 586-0716.

Is Michael O'Brien's NPI active?

Yes — Michael O'Brien's NPI (1164448635) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Michael O'Brien, DDS

NPI 1164448635 · Dentist · Northampton, MA

Michael O'Brien, DDS is a Dentist provider in Northampton, MA (NPI 1164448635).

Provider details

NPI number: 1164448635
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: 13519 (MA)

Specialties & taxonomies

DentistPrimary122300000XLicense 13519 (MA)
Dental Providers

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

41 Locust St

Suite 7

Northampton, MA 01060-2000

Phone: (413) 586-0716

Street-level locationGet directions

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Mailing address